<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">
      <h3 class="title">North Plus后台台管理系统</h3>
      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input v-model="loginForm.username" name="username" type="text" auto-complete="on" placeholder="username" />
      </el-form-item>
      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :type="pwdType"
          v-model="loginForm.password"
          name="password"
          auto-complete="on"
          placeholder="password"
          @keyup.enter.native="handleLogin" />
        <span class="show-pwd" @click="showPwd">
          <svg-icon icon-class="eye" />
        </span>
      </el-form-item>
      <el-form-item>
        <el-button :loading="loading" type="primary" style="width:100%;" @click="handleLogin">
          登录
        </el-button>
      </el-form-item>
      <div class="tips">
        <span style="margin-right:20px;">username: admin</span>
        <span> password: 111111</span>
      </div>
    </el-form>
  </div>
</template>

<script>
  import { isvalidUsername } from '@/utils/validate'

  export default {
    name: 'Login',
    data() {
      const validateUsername = (rule, value, callback) => {
        if (!isvalidUsername(value)) {
          callback(new Error('请输入正确的用户名'))
        } else {
          callback()
        }
      }
      const validatePass = (rule, value, callback) => {
        if (value.length < 6) {
          callback(new Error('密码不能小于6位'))
        } else {
          callback()
        }
      }
      return {
        loginForm: {
          username: '',
          password: ''
        },
        loginRules: {
          username: [{ required: true, trigger: 'blur', validator: validateUsername }],
          password: [{ required: true, trigger: 'blur', validator: validatePass }]
        },
        loading: false,
        pwdType: 'password',
        redirect: undefined
      }
    },
    watch: {
      $route: {
        handler: function(route) {
          this.redirect = route.query && route.query.redirect
        },
        immediate: true
      }
    },
    methods: {
      showPwd() {
        if (this.pwdType === 'password') {
          this.pwdType = ''
        } else {
          this.pwdType = 'password'
        }
      },
      //点击按钮的登录验证,验证表单规则
      handleLogin() {
        this.$refs.loginForm.validate(valid => {
          if (valid) {
            this.loading = true//显示加载图标(登录按钮)
            //使用分发方式异步发起请求，user.js中的Login
            this.$store.dispatch('Login', this.loginForm).then(() => {
              //请求成功后停止加载状态,然后进入首页
              this.loading = false
              this.$router.push( {path: this.redirect || '/'} )
            }).catch(() => {
              this.loading = false
            })
          } else {
            console.log('error submit!!')
            return false
          }
        })
      }
    }
  }
</script>

<style rel="stylesheet/scss" lang="scss">
  $bg:#2d3a4b;
  $light_gray:#eee;

  /* reset element-ui css */
  .login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;
      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        &:-webkit-autofill {
          -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: #fff !important;
        }
      }
    }
    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
  }

</style>

<style rel="stylesheet/scss" lang="scss" scoped>
  $bg:#2d3a4b;
  $dark_gray:#889aa4;
  $light_gray:#eee;
  .login-container {
    position: fixed;
    height: 100%;
    width: 100%;
    background-color: $bg;
    .login-form {
      position: absolute;
      left: 0;
      right: 0;
      width: 520px;
      max-width: 100%;
      padding: 35px 35px 15px 35px;
      margin: 120px auto;
    }
    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;
      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }
    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
    }
    .title {
      font-size: 26px;
      font-weight: 400;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }
  }
</style>

<!--<template>-->
<!--  <div class="login-container">-->
<!--    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" autocomplete="on" label-position="left">-->

<!--      <div class="title-container">-->
<!--        <h3 class="title">Login Form</h3>-->
<!--      </div>-->

<!--      <el-form-item prop="username">-->
<!--        <span class="svg-container">-->
<!--          <svg-icon icon-class="user" />-->
<!--        </span>-->
<!--        <el-input-->
<!--          ref="username"-->
<!--          v-model="loginForm.username"-->
<!--          placeholder="Username"-->
<!--          name="username"-->
<!--          type="text"-->
<!--          tabindex="1"-->
<!--          autocomplete="on"-->
<!--        />-->
<!--      </el-form-item>-->

<!--      <el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>-->
<!--        <el-form-item prop="password">-->
<!--          <span class="svg-container">-->
<!--            <svg-icon icon-class="password" />-->
<!--          </span>-->
<!--          <el-input-->
<!--            :key="passwordType"-->
<!--            ref="password"-->
<!--            v-model="loginForm.password"-->
<!--            :type="passwordType"-->
<!--            placeholder="Password"-->
<!--            name="password"-->
<!--            tabindex="2"-->
<!--            autocomplete="on"-->
<!--            @keyup.native="checkCapslock"-->
<!--            @blur="capsTooltip = false"-->
<!--            @keyup.enter.native="handleLogin"-->
<!--          />-->
<!--          <span class="show-pwd" @click="showPwd">-->
<!--            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />-->
<!--          </span>-->
<!--        </el-form-item>-->
<!--      </el-tooltip>-->

<!--      <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">Login</el-button>-->

<!--      <div style="position:relative">-->
<!--        <div class="tips">-->
<!--          <span>Username : admin</span>-->
<!--          <span>Password : any</span>-->
<!--        </div>-->
<!--        <div class="tips">-->
<!--          <span style="margin-right:18px;">Username : editor</span>-->
<!--          <span>Password : any</span>-->
<!--        </div>-->

<!--        <el-button class="thirdparty-button" type="primary" @click="showDialog=true">-->
<!--          Or connect with-->
<!--        </el-button>-->
<!--      </div>-->
<!--    </el-form>-->

<!--    <el-dialog title="Or connect with" :visible.sync="showDialog">-->
<!--      Can not be simulated on local, so please combine you own business simulation! ! !-->
<!--      <br>-->
<!--      <br>-->
<!--      <br>-->
<!--      <social-sign />-->
<!--    </el-dialog>-->
<!--  </div>-->
<!--</template>-->

<!--<script>-->
<!--import { validUsername } from '@/utils/validate'-->
<!--import SocialSign from './components/SocialSignin'-->

<!--export default {-->
<!--  name: 'Login',-->
<!--  components: { SocialSign },-->
<!--  data() {-->
<!--    const validateUsername = (rule, value, callback) => {-->
<!--      if (!validUsername(value)) {-->
<!--        callback(new Error('Please enter the correct user name'))-->
<!--      } else {-->
<!--        callback()-->
<!--      }-->
<!--    }-->
<!--    const validatePassword = (rule, value, callback) => {-->
<!--      if (value.length < 6) {-->
<!--        callback(new Error('The password can not be less than 6 digits'))-->
<!--      } else {-->
<!--        callback()-->
<!--      }-->
<!--    }-->
<!--    return {-->
<!--      loginForm: {-->
<!--        username: 'admin',-->
<!--        password: '111111'-->
<!--      },-->
<!--      loginRules: {-->
<!--        username: [{ required: true, trigger: 'blur', validator: validateUsername }],-->
<!--        password: [{ required: true, trigger: 'blur', validator: validatePassword }]-->
<!--      },-->
<!--      passwordType: 'password',-->
<!--      capsTooltip: false,-->
<!--      loading: false,-->
<!--      showDialog: false,-->
<!--      redirect: undefined,-->
<!--      otherQuery: {}-->
<!--    }-->
<!--  },-->
<!--  watch: {-->
<!--    $route: {-->
<!--      handler: function(route) {-->
<!--        const query = route.query-->
<!--        if (query) {-->
<!--          this.redirect = query.redirect-->
<!--          this.otherQuery = this.getOtherQuery(query)-->
<!--        }-->
<!--      },-->
<!--      immediate: true-->
<!--    }-->
<!--  },-->
<!--  created() {-->
<!--    // window.addEventListener('storage', this.afterQRScan)-->
<!--  },-->
<!--  mounted() {-->
<!--    if (this.loginForm.username === '') {-->
<!--      this.$refs.username.focus()-->
<!--    } else if (this.loginForm.password === '') {-->
<!--      this.$refs.password.focus()-->
<!--    }-->
<!--  },-->
<!--  destroyed() {-->
<!--    // window.removeEventListener('storage', this.afterQRScan)-->
<!--  },-->
<!--  methods: {-->
<!--    checkCapslock(e) {-->
<!--      const { key } = e-->
<!--      this.capsTooltip = key && key.length === 1 && (key >= 'A' && key <= 'Z')-->
<!--    },-->
<!--    showPwd() {-->
<!--      if (this.passwordType === 'password') {-->
<!--        this.passwordType = ''-->
<!--      } else {-->
<!--        this.passwordType = 'password'-->
<!--      }-->
<!--      this.$nextTick(() => {-->
<!--        this.$refs.password.focus()-->
<!--      })-->
<!--    },-->
<!--    handleLogin() {-->
<!--      this.$refs.loginForm.validate(valid => {-->
<!--        if (valid) {-->
<!--          this.loading = true-->
<!--          this.$store.dispatch('user/login', this.loginForm)-->
<!--            .then(() => {-->
<!--              this.$router.push({ path: this.redirect || '/', query: this.otherQuery })-->
<!--              this.loading = false-->
<!--            })-->
<!--            .catch(() => {-->
<!--              this.loading = false-->
<!--            })-->
<!--        } else {-->
<!--          console.log('error submit!!')-->
<!--          return false-->
<!--        }-->
<!--      })-->
<!--    },-->
<!--    getOtherQuery(query) {-->
<!--      return Object.keys(query).reduce((acc, cur) => {-->
<!--        if (cur !== 'redirect') {-->
<!--          acc[cur] = query[cur]-->
<!--        }-->
<!--        return acc-->
<!--      }, {})-->
<!--    }-->
<!--    // afterQRScan() {-->
<!--    //   if (e.key === 'x-admin-oauth-code') {-->
<!--    //     const code = getQueryObject(e.newValue)-->
<!--    //     const codeMap = {-->
<!--    //       wechat: 'code',-->
<!--    //       tencent: 'code'-->
<!--    //     }-->
<!--    //     const type = codeMap[this.auth_type]-->
<!--    //     const codeName = code[type]-->
<!--    //     if (codeName) {-->
<!--    //       this.$store.dispatch('LoginByThirdparty', codeName).then(() => {-->
<!--    //         this.$router.push({ path: this.redirect || '/' })-->
<!--    //       })-->
<!--    //     } else {-->
<!--    //       alert('第三方登录失败')-->
<!--    //     }-->
<!--    //   }-->
<!--    // }-->
<!--  }-->
<!--}-->
<!--</script>-->

<!--<style lang="scss">-->
<!--/* 修复input 背景不协调 和光标变色 */-->
<!--/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */-->

<!--$bg:#283443;-->
<!--$light_gray:#fff;-->
<!--$cursor: #fff;-->

<!--@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {-->
<!--  .login-container .el-input input {-->
<!--    color: $cursor;-->
<!--  }-->
<!--}-->

<!--/* reset element-ui css */-->
<!--.login-container {-->
<!--  .el-input {-->
<!--    display: inline-block;-->
<!--    height: 47px;-->
<!--    width: 85%;-->

<!--    input {-->
<!--      background: transparent;-->
<!--      border: 0px;-->
<!--      -webkit-appearance: none;-->
<!--      border-radius: 0px;-->
<!--      padding: 12px 5px 12px 15px;-->
<!--      color: $light_gray;-->
<!--      height: 47px;-->
<!--      caret-color: $cursor;-->

<!--      &:-webkit-autofill {-->
<!--        box-shadow: 0 0 0px 1000px $bg inset !important;-->
<!--        -webkit-text-fill-color: $cursor !important;-->
<!--      }-->
<!--    }-->
<!--  }-->

<!--  .el-form-item {-->
<!--    border: 1px solid rgba(255, 255, 255, 0.1);-->
<!--    background: rgba(0, 0, 0, 0.1);-->
<!--    border-radius: 5px;-->
<!--    color: #454545;-->
<!--  }-->
<!--}-->
<!--</style>-->

<!--<style lang="scss" scoped>-->
<!--$bg:#2d3a4b;-->
<!--$dark_gray:#889aa4;-->
<!--$light_gray:#eee;-->

<!--.login-container {-->
<!--  min-height: 100%;-->
<!--  width: 100%;-->
<!--  background-color: $bg;-->
<!--  overflow: hidden;-->

<!--  .login-form {-->
<!--    position: relative;-->
<!--    width: 520px;-->
<!--    max-width: 100%;-->
<!--    padding: 160px 35px 0;-->
<!--    margin: 0 auto;-->
<!--    overflow: hidden;-->
<!--  }-->

<!--  .tips {-->
<!--    font-size: 14px;-->
<!--    color: #fff;-->
<!--    margin-bottom: 10px;-->

<!--    span {-->
<!--      &:first-of-type {-->
<!--        margin-right: 16px;-->
<!--      }-->
<!--    }-->
<!--  }-->

<!--  .svg-container {-->
<!--    padding: 6px 5px 6px 15px;-->
<!--    color: $dark_gray;-->
<!--    vertical-align: middle;-->
<!--    width: 30px;-->
<!--    display: inline-block;-->
<!--  }-->

<!--  .title-container {-->
<!--    position: relative;-->

<!--    .title {-->
<!--      font-size: 26px;-->
<!--      color: $light_gray;-->
<!--      margin: 0px auto 40px auto;-->
<!--      text-align: center;-->
<!--      font-weight: bold;-->
<!--    }-->
<!--  }-->

<!--  .show-pwd {-->
<!--    position: absolute;-->
<!--    right: 10px;-->
<!--    top: 7px;-->
<!--    font-size: 16px;-->
<!--    color: $dark_gray;-->
<!--    cursor: pointer;-->
<!--    user-select: none;-->
<!--  }-->

<!--  .thirdparty-button {-->
<!--    position: absolute;-->
<!--    right: 0;-->
<!--    bottom: 6px;-->
<!--  }-->

<!--  @media only screen and (max-width: 470px) {-->
<!--    .thirdparty-button {-->
<!--      display: none;-->
<!--    }-->
<!--  }-->
<!--}-->
<!--</style>-->
